Toshimasa Nakanishi

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Kanuma, JA

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Patents Grantslast 30 patents

Information Patent Grant
Dental handpiece and a cartridge for a head thereof
- Patent number 4,021,917
- Issue date May 10, 1977
- Nakanishi Dental Mfg., Co., Ltd.
- Toshimasa Nakanishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dental handpiece for a motor driven reamer
- Patent number 3,969,823
- Issue date Jul 20, 1976
- Nakanishi Dental Manufacturing Co., Ltd.
- Toshimasa Nakanishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE